551434752 has 360 divisors, whose sum is σ = 1867817952. Its totient is φ = 156119040.

The previous prime is 551434747. The next prime is 551434759. The reversal of 551434752 is 257434155.

551434752 is a `hidden beast` number, since 551 + 4 + 34 + 75 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

Its product of digits (84000) is a multiple of the sum of its prime factors (112).

It is not an unprimeable number, because it can be changed into a prime (551434759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12824043 + ... + 12824085.

Almost surely, 2^551434752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551434752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (933908976).

551434752 is an abundant number, since it is smaller than the sum of its proper divisors (1316383200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551434752 is a wasteful number, since it uses less digits than its factorization.

551434752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112 (or 82 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 551434752 is about 23482.6478915816. The cubic root of 551434752 is about 820.0330900785.

It can be divided in two parts, 55143 and 4752, that added together give a palindrome (59895).

The spelling of 551434752 in words is "five hundred fifty-one million, four hundred thirty-four thousand, seven hundred fifty-two".